from flask_wtf import FlaskForm
from wtforms import StringField,SubmitField,IntegerField,FloatField,SelectField
class MyForm(FlaskForm):
    BillNo = StringField('单别')
    MB001 = SelectField('品号')
    single_num = FloatField('单包数量')
    total_num = FloatField('总数量')
    print_count = IntegerField('打印张数')
    submit = SubmitField('打印')